grappling vs rassling

grappling and rassling both are nouns.

Word	Noun	Adjective	Verb	Adverb
grappling	Yes	No	No	No
rassling	Yes	No	No	No

As nouns, grappling and rassling are synonyms defined as:

grappling and rassling: the sport of hand-to-hand struggle between unarmed contestants who try to throw each other down

Other synonyms of grappling include wrestling.

grappling (noun)	rassling (noun)
the act of engaging in close hand-to-hand combat	the sport of hand-to-hand struggle between unarmed contestants who try to throw each other down
the sport of hand-to-hand struggle between unarmed contestants who try to throw each other down